/* ==========================================================================
   O.R.S Climatização e Refrigeração — design system
   Paleta dark, técnica e sofisticada, puxando para climatização.
   ========================================================================== */

@property --angle {
  syntax: "<angle>";
  initial-value: 0deg;
  inherits: false;
}

:root {
  /* paleta do cliente */
  --black: #0D1216;       /* preto profundo */
  --graphite: #23282D;    /* grafite escuro */
  --slate: #353F4A;       /* cinza azulado */
  --steel: #565E6A;       /* cinza aço */
  --cyan: #2A8DC1;        /* azul piscina / ciano frio */

  /* derivadas */
  --bg: var(--black);
  --bg-2: #11181d;
  --bg-3: #161e24;
  --cyan-2: #0E90CF;      /* azul da logo */
  --ice: #7CCBF0;         /* brilho gelado */
  --frost: #CFEAF8;
  --text: #E7EDF2;
  --muted: #9AA6B2;
  --line: rgba(255, 255, 255, .08);
  --line-2: rgba(124, 203, 240, .22);

  --glass: linear-gradient(145deg, rgba(255, 255, 255, .065), rgba(255, 255, 255, .015));
  --glass-strong: linear-gradient(145deg, rgba(53, 63, 74, .55), rgba(35, 40, 45, .35));
  --shadow: 0 20px 50px -20px rgba(0, 0, 0, .7);
  --glow: 0 0 0 1px rgba(42, 141, 193, .35), 0 12px 40px -10px rgba(42, 141, 193, .55);

  --font-head: "Saira", "Segoe UI", system-ui, sans-serif;
  --font-body: "Inter", "Segoe UI", system-ui, sans-serif;

  --radius: 18px;
  --radius-lg: 26px;
  --container: 1200px;
  --header-h: 76px;
  --ease: cubic-bezier(.22, .8, .24, 1);
}

/* ---------------------------------------------------------------- reset */
*, *::before, *::after { box-sizing: border-box; }
html { overflow-x: clip; scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 12px); -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 400 1rem/1.65 var(--font-body);
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
/* textura de "gelo" muito sutil sobre o fundo */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: .035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
img, svg, video { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; color: inherit; }
button { cursor: pointer; }
h1, h2, h3, h4 { margin: 0; line-height: 1.1; }
p { margin: 0 0 1rem; }
ul, ol { margin: 0; padding: 0; list-style: none; }
strong { color: #fff; font-weight: 600; }
:focus-visible { outline: 2px solid var(--ice); outline-offset: 3px; border-radius: 6px; }
::selection { background: var(--cyan); color: #fff; }

.ic { width: 1.25em; height: 1.25em; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; flex-shrink: 0; }

.container { width: min(100% - 32px, var(--container)); margin-inline: auto; position: relative; z-index: 1; }

.skip {
  position: fixed; left: 12px; top: -60px; z-index: 200;
  background: var(--cyan); color: #fff; padding: 10px 16px; border-radius: 10px; font-weight: 600;
  transition: top .2s;
}
.skip:focus { top: 12px; }

.progress { position: fixed; inset: 0 0 auto; height: 3px; z-index: 120; pointer-events: none; }
.progress span { display: block; height: 100%; width: 100%; transform-origin: 0 50%; transform: scaleX(0); background: linear-gradient(90deg, var(--cyan), var(--ice)); box-shadow: 0 0 12px var(--cyan); }

/* ---------------------------------------------------------------- tipografia */
.kicker {
  display: inline-flex; align-items: center; gap: 10px;
  font: 600 .78rem/1 var(--font-head);
  letter-spacing: .22em; text-transform: uppercase;
  color: var(--ice);
  margin-bottom: 14px;
}
.kicker::before { content: ""; width: 28px; height: 2px; background: linear-gradient(90deg, var(--cyan), transparent); border-radius: 2px; }

.title {
  font: 800 clamp(2rem, 4.4vw, 3.4rem)/1.04 var(--font-head);
  text-transform: uppercase;
  letter-spacing: -.01em;
  margin-bottom: 18px;
  text-wrap: balance;
}
.hl, .shine-text {
  background: linear-gradient(100deg, var(--cyan) 0%, var(--ice) 35%, #fff 50%, var(--ice) 65%, var(--cyan) 100%);
  background-size: 250% 100%;
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
  animation: textShine 6s linear infinite;
}
@keyframes textShine { from { background-position: 100% 0; } to { background-position: -150% 0; } }

.subtitle { font: 700 clamp(1.2rem, 2vw, 1.5rem)/1.2 var(--font-head); margin: 28px 0 16px; }
.subtitle--center { text-align: center; margin: 64px auto 28px; max-width: 720px; }
.fine { font-size: .85rem; color: var(--muted); }

/* ---------------------------------------------------------------- vidro */
.glass {
  background: var(--glass);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .06), var(--shadow);
}
.glass-strong {
  background: var(--glass-strong);
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: var(--radius-lg);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .1), 0 30px 60px -25px rgba(0, 0, 0, .8);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  backdrop-filter: blur(16px) saturate(140%);
}

/* holofote que segue o mouse (JS define --mx/--my) */
.spot { position: relative; overflow: hidden; isolation: isolate; transition: transform .35s var(--ease), border-color .35s; }
.spot::after {
  content: ""; position: absolute; inset: 0; z-index: -1; pointer-events: none;
  background: radial-gradient(360px circle at var(--mx, 50%) var(--my, -30%), rgba(42, 141, 193, .18), transparent 60%);
  opacity: 0; transition: opacity .35s;
}
.spot:hover { transform: translateY(-4px); border-color: var(--line-2); }
.spot:hover::after { opacity: 1; }

/* borda com gradiente girando */
.glow-border { position: relative; isolation: isolate; }
.glow-border::before {
  content: ""; position: absolute; inset: -1px; border-radius: inherit; padding: 1px; z-index: -1; pointer-events: none;
  background: conic-gradient(from var(--angle), transparent 0 60%, var(--cyan) 75%, var(--ice) 82%, transparent 92%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  animation: spinAngle 6s linear infinite;
}
@keyframes spinAngle { to { --angle: 360deg; } }

/* ---------------------------------------------------------------- botões */
.btn {
  --h: 48px;
  position: relative; overflow: hidden; isolation: isolate;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: var(--h); padding: 0 24px;
  border-radius: 999px; border: 1px solid transparent;
  font: 700 .95rem/1 var(--font-head); letter-spacing: .04em; text-transform: uppercase;
  white-space: nowrap;
  transition: transform .25s var(--ease), box-shadow .3s, background-color .3s, border-color .3s;
}
.btn .ic { width: 1.2em; height: 1.2em; }
/* faixa de brilho passando */
.btn::after {
  content: ""; position: absolute; top: -20%; bottom: -20%; left: -40%; width: 30%; z-index: 1; pointer-events: none;
  background: linear-gradient(100deg, transparent, rgba(255, 255, 255, .55), transparent);
  transform: skewX(-20deg) translateX(-150%);
  animation: sweep 4.2s ease-in-out infinite;
}
.btn:hover::after { animation-duration: 1.1s; }
@keyframes sweep {
  0%, 55% { transform: skewX(-20deg) translateX(-150%); }
  100% { transform: skewX(-20deg) translateX(560%); }
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0) scale(.98); }

.btn--primary {
  color: #fff;
  background: linear-gradient(135deg, #37a6dc 0%, var(--cyan) 45%, #1a6d99 100%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .35), inset 0 -2px 0 rgba(0, 0, 0, .15), var(--glow);
}
.btn--primary:hover { box-shadow: inset 0 1px 0 rgba(255, 255, 255, .35), 0 0 0 1px rgba(124, 203, 240, .6), 0 16px 50px -8px rgba(42, 141, 193, .8); }
.btn--glass {
  color: var(--text);
  background: linear-gradient(145deg, rgba(255, 255, 255, .1), rgba(255, 255, 255, .02));
  border-color: rgba(255, 255, 255, .16);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
}
.btn--glass::after { background: linear-gradient(100deg, transparent, rgba(124, 203, 240, .35), transparent); }
.btn--glass:hover { border-color: var(--ice); color: #fff; }
.btn--sm { --h: 42px; padding: 0 18px; font-size: .82rem; }
.btn--lg { --h: 56px; padding: 0 30px; font-size: 1rem; }
.btn--block { width: 100%; }
/* efeito espelhado (reflexo no "chão") */
.btn--mirror { -webkit-box-reflect: below 6px linear-gradient(transparent 58%, rgba(255, 255, 255, .22)); }

.link { display: inline-flex; align-items: center; gap: 8px; color: var(--ice); font: 600 .9rem/1 var(--font-head); letter-spacing: .06em; text-transform: uppercase; }
.link .ic { transition: transform .25s var(--ease); }
.link:hover .ic { transform: translateX(4px); }

/* ---------------------------------------------------------------- header */
.header {
  position: fixed; inset: 0 0 auto; z-index: 100;
  height: var(--header-h);
  transition: background-color .35s, border-color .35s, backdrop-filter .35s;
  border-bottom: 1px solid transparent;
}
.header.is-scrolled {
  background: rgba(13, 18, 22, .78);
  border-bottom-color: var(--line);
  -webkit-backdrop-filter: blur(14px) saturate(150%); backdrop-filter: blur(14px) saturate(150%);
}
.header__inner { height: 100%; display: flex; align-items: center; gap: 20px; }
.brand { display: flex; align-items: center; gap: 12px; margin-right: auto; }
.brand img { height: 40px; width: auto; filter: drop-shadow(0 0 12px rgba(42, 141, 193, .35)); }
.brand__txt { font: 600 .62rem/1.25 var(--font-head); letter-spacing: .18em; text-transform: uppercase; color: var(--muted); border-left: 1px solid var(--line); padding-left: 12px; }

.nav { display: flex; align-items: center; gap: 4px; }
.nav a:not(.btn) {
  position: relative; padding: 10px 11px;
  font: 500 .86rem/1 var(--font-head); letter-spacing: .03em;
  color: #c3ccd5; transition: color .2s;
}
.nav a:not(.btn)::after {
  content: ""; position: absolute; left: 11px; right: 11px; bottom: 4px; height: 2px; border-radius: 2px;
  background: linear-gradient(90deg, var(--cyan), var(--ice));
  transform: scaleX(0); transform-origin: left; transition: transform .3s var(--ease);
}
.nav a:not(.btn):hover, .nav a.is-active { color: #fff; }
.nav a:not(.btn):hover::after, .nav a.is-active::after { transform: scaleX(1); }
.nav__cta { margin-left: 10px; }
.header__cta { display: none; }

.burger { display: none; width: 44px; height: 44px; border-radius: 12px; border: 1px solid var(--line); background: rgba(255, 255, 255, .04); position: relative; }
.burger span { position: absolute; left: 12px; right: 12px; height: 2px; border-radius: 2px; background: #fff; transition: transform .3s var(--ease), opacity .2s; }
.burger span:nth-child(1) { top: 15px; }
.burger span:nth-child(2) { top: 21px; }
.burger span:nth-child(3) { top: 27px; }
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ---------------------------------------------------------------- hero */
.hero {
  position: relative; min-height: 100svh; display: flex; align-items: center;
  padding: calc(var(--header-h) + 40px) 0 90px;
  overflow: hidden; isolation: isolate;
}
.hero__bg { position: absolute; inset: 0 0 0 auto; width: 64%; z-index: -3; }
.hero__bg img { width: 100%; height: 100%; object-fit: cover; object-position: 0% 20%; }
.hero__shade {
  position: absolute; inset: 0; z-index: -2;
  background:
    linear-gradient(90deg, var(--bg) 36%, rgba(13, 18, 22, .8) 46%, rgba(13, 18, 22, .2) 60%, rgba(13, 18, 22, .1) 85%),
    linear-gradient(0deg, var(--bg) 0%, transparent 28%),
    linear-gradient(180deg, rgba(13, 18, 22, .7) 0%, transparent 22%),
    radial-gradient(60% 60% at 70% 40%, rgba(42, 141, 193, .18), transparent 70%);
}
.hero__particles { position: absolute; inset: 0; width: 100%; height: 100%; z-index: -1; pointer-events: none; }
.hero__airflow { position: absolute; left: 0; right: 0; bottom: 6%; width: 100%; height: 40%; z-index: -1; pointer-events: none; opacity: .5; }
.hero__airflow path { fill: none; stroke: rgba(124, 203, 240, .35); stroke-width: 1.2; stroke-dasharray: 6 14; animation: flow 18s linear infinite; }
.hero__airflow path:nth-child(2) { stroke: rgba(42, 141, 193, .3); animation-duration: 24s; }
.hero__airflow path:nth-child(3) { stroke: rgba(255, 255, 255, .12); animation-duration: 30s; }
@keyframes flow { to { stroke-dashoffset: -400; } }

.hero__inner { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, .75fr); align-items: center; gap: 40px; }
.hero__copy { max-width: 660px; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 8px 16px; border-radius: 999px;
  background: rgba(42, 141, 193, .12); border: 1px solid var(--line-2);
  font: 600 .78rem/1 var(--font-head); letter-spacing: .12em; text-transform: uppercase; color: var(--frost);
  margin-bottom: 22px;
}
.eyebrow__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ice); box-shadow: 0 0 0 0 rgba(124, 203, 240, .7); animation: ping 2s infinite; }
@keyframes ping { 70% { box-shadow: 0 0 0 10px rgba(124, 203, 240, 0); } 100% { box-shadow: 0 0 0 0 rgba(124, 203, 240, 0); } }

.hero__title { margin-bottom: 22px; }
.hero__kicker { display: block; font: 600 clamp(.9rem, 1.4vw, 1.08rem)/1.35 var(--font-head); letter-spacing: .1em; text-transform: uppercase; color: var(--ice); margin-bottom: 12px; }
.hero__main {
  display: block;
  font: 800 clamp(2.6rem, 7vw, 5.4rem)/.95 var(--font-head);
  text-transform: uppercase; letter-spacing: -.02em;
  text-shadow: 0 10px 40px rgba(0, 0, 0, .5);
}
.hero__main em { font-style: normal; display: inline-block; }
.hero__lead { font-size: clamp(1rem, 1.35vw, 1.15rem); color: #c7d0d8; max-width: 560px; margin-bottom: 30px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 44px; }
.hero__chips { display: flex; flex-wrap: wrap; gap: 10px; }
.hero__chips li {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 14px; border-radius: 999px;
  background: rgba(255, 255, 255, .04); border: 1px solid var(--line);
  font-size: .85rem; color: #cfd8e0;
}
.hero__chips .ic { color: var(--ice); width: 1.05em; height: 1.05em; }

/* painel "controle remoto" */
.remote {
  position: relative; justify-self: end; align-self: end; margin-bottom: 20px; width: min(100%, 320px);
  padding: 22px 24px 26px; border-radius: 28px;
  background: linear-gradient(160deg, rgba(53, 63, 74, .55), rgba(13, 18, 22, .55));
  border: 1px solid rgba(255, 255, 255, .12);
  -webkit-backdrop-filter: blur(18px) saturate(150%); backdrop-filter: blur(18px) saturate(150%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .15), 0 40px 80px -30px rgba(0, 0, 0, .9), 0 0 60px -20px rgba(42, 141, 193, .5);
  transform-style: preserve-3d;
  transition: transform .2s ease-out;
}
.remote::before { /* reflexo de vidro */
  content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none;
  background: linear-gradient(115deg, rgba(255, 255, 255, .14) 0%, transparent 35%, transparent 70%, rgba(124, 203, 240, .08) 100%);
}
.remote__top { display: flex; align-items: center; gap: 8px; font: 600 .7rem/1 var(--font-head); letter-spacing: .16em; text-transform: uppercase; color: var(--muted); }
.remote__top strong { margin-left: auto; color: var(--ice); letter-spacing: .2em; }
.remote__led { width: 8px; height: 8px; border-radius: 50%; background: #3fe0a0; box-shadow: 0 0 10px #3fe0a0; }
.remote__temp { display: flex; align-items: flex-start; justify-content: center; margin: 18px 0 6px; font-family: var(--font-head); }
.remote__value {
  font-size: 6.2rem; font-weight: 700; line-height: .9; letter-spacing: -.04em;
  background: linear-gradient(180deg, #fff 20%, var(--ice) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
  filter: drop-shadow(0 0 22px rgba(42, 141, 193, .6));
  font-variant-numeric: tabular-nums;
}
.remote__unit { font-size: 1.8rem; font-weight: 600; color: var(--ice); margin-top: 8px; }
.remote__fan { display: flex; align-items: center; justify-content: center; gap: 14px; margin-bottom: 16px; color: var(--ice); }
.remote__fan .ic { width: 28px; height: 28px; }
.spin { animation: spin 2.4s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.bars { display: flex; align-items: flex-end; gap: 4px; height: 22px; }
.bars i { width: 6px; border-radius: 2px; background: linear-gradient(180deg, var(--ice), var(--cyan)); animation: bar 1.4s ease-in-out infinite; }
.bars i:nth-child(1) { height: 30%; animation-delay: 0s; }
.bars i:nth-child(2) { height: 50%; animation-delay: .15s; }
.bars i:nth-child(3) { height: 70%; animation-delay: .3s; }
.bars i:nth-child(4) { height: 85%; animation-delay: .45s; }
.bars i:nth-child(5) { height: 100%; animation-delay: .6s; }
@keyframes bar { 50% { opacity: .35; } }
.remote__caption { text-align: center; font-size: .88rem; color: #b9c4ce; margin: 0; }
.remote__badge {
  position: absolute; left: -34px; bottom: -26px;
  display: flex; align-items: center; gap: 10px;
  padding: 12px 16px; border-radius: 16px;
  background: linear-gradient(135deg, #37a6dc, #1a6d99);
  box-shadow: 0 16px 40px -10px rgba(42, 141, 193, .8), inset 0 1px 0 rgba(255, 255, 255, .35);
  transform: translateZ(40px);
  animation: float 5s ease-in-out infinite;
}
.remote__badge strong { font: 800 1.9rem/1 var(--font-head); }
.remote__badge span { font: 600 .7rem/1.2 var(--font-head); letter-spacing: .08em; text-transform: uppercase; }
@keyframes float { 50% { translate: 0 -8px; } }

.hero__scroll { position: absolute; left: 50%; bottom: 26px; translate: -50% 0; width: 26px; height: 42px; border: 2px solid rgba(255, 255, 255, .3); border-radius: 14px; }
.hero__scroll span { position: absolute; left: 50%; top: 8px; width: 4px; height: 8px; margin-left: -2px; border-radius: 2px; background: var(--ice); animation: wheel 1.8s infinite; }
@keyframes wheel { 0% { opacity: 0; transform: translateY(0); } 30% { opacity: 1; } 100% { opacity: 0; transform: translateY(14px); } }

/* ---------------------------------------------------------------- marquee */
.marquee {
  position: relative; z-index: 2; overflow: hidden;
  padding: 18px 0;
  background: linear-gradient(90deg, #14506f, var(--cyan), #14506f);
  transform: rotate(-1.2deg); margin: -10px -10px 0;
  box-shadow: 0 10px 40px -10px rgba(42, 141, 193, .6);
}
.marquee__track { display: flex; align-items: center; gap: 28px; width: max-content; animation: marquee 38s linear infinite; }
.marquee span { font: 700 1.05rem/1 var(--font-head); letter-spacing: .12em; text-transform: uppercase; color: #fff; white-space: nowrap; }
.marquee i { font-style: normal; color: rgba(255, 255, 255, .6); }
@keyframes marquee { to { transform: translateX(-50%); } }

/* ---------------------------------------------------------------- seções */
.section { position: relative; padding: clamp(72px, 10vw, 120px) 0; }
.section--tight { padding: clamp(48px, 6vw, 72px) 0; }
.section--alt { background: linear-gradient(180deg, var(--bg-2), var(--bg-3) 50%, var(--bg-2)); }
.section--alt::before { /* linha de luz no topo */
  content: ""; position: absolute; top: 0; left: 10%; right: 10%; height: 1px;
  background: linear-gradient(90deg, transparent, var(--line-2), transparent);
}
.section__head { max-width: 780px; margin: 0 auto 52px; text-align: center; }
.section__head .kicker { justify-content: center; }
.section__head .kicker::after { content: ""; width: 28px; height: 2px; background: linear-gradient(270deg, var(--cyan), transparent); border-radius: 2px; }
.section__lead { color: var(--muted); font-size: 1.06rem; margin: 0; }

/* números */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.stat { padding: 28px 22px; text-align: center; }
.stat strong {
  display: block; font: 800 clamp(2.4rem, 4vw, 3.2rem)/1 var(--font-head);
  background: linear-gradient(180deg, #fff, var(--ice)); -webkit-background-clip: text; background-clip: text; color: transparent;
  margin-bottom: 8px; font-variant-numeric: tabular-nums;
}
.stat > span { color: var(--muted); font-size: .92rem; }

/* sobre */
.about > *, .pmoc__grid > *, .calc > *, .area > *, .hero__inner > * { min-width: 0; }
.about { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(36px, 6vw, 80px); align-items: center; }
.about__media { position: relative; }
.about__frame {
  position: relative; border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: 0 40px 80px -30px rgba(0, 0, 0, .9);
}
.about__frame::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit; pointer-events: none;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, .1);
  background: linear-gradient(180deg, transparent 60%, rgba(13, 18, 22, .6));
}
.about__media::before { /* moldura deslocada */
  content: ""; position: absolute; inset: 18px -18px -18px 18px; border-radius: var(--radius-lg);
  border: 1px solid var(--line-2); background: linear-gradient(135deg, rgba(42, 141, 193, .15), transparent 60%);
}
.about__frame img { width: 100%; aspect-ratio: 1; object-fit: cover; }
.about__tag {
  position: absolute; left: -16px; bottom: 28px;
  display: flex; align-items: center; gap: 12px; padding: 14px 18px; border-radius: 16px;
}
.about__tag > .ic { width: 34px; height: 34px; color: var(--ice); }
.about__tag strong { display: block; font: 700 1.05rem/1.1 var(--font-head); }
.about__tag span { font-size: .8rem; color: var(--muted); }
.about__copy > p { color: #c3ccd5; }

.checklist { display: grid; gap: 10px; margin: 22px 0 26px; }
.checklist li { display: flex; align-items: flex-start; gap: 10px; }
.checklist .ic { width: 22px; height: 22px; padding: 4px; border-radius: 50%; background: rgba(42, 141, 193, .18); color: var(--ice); margin-top: 1px; }

.quote { margin: 0; padding: 22px 24px; border-left: 3px solid var(--cyan); }
.quote p { font: 600 1.15rem/1.4 var(--font-head); margin-bottom: 8px; }
.quote cite { color: var(--ice); font-style: normal; font-size: .9rem; }

/* serviços — pilares */
.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; margin-bottom: 26px; }
.pillar {
  border-radius: var(--radius-lg); overflow: hidden;
  background: linear-gradient(180deg, var(--bg-3), var(--bg));
  border: 1px solid var(--line);
  transition: transform .4s var(--ease), box-shadow .4s;
}
.pillar:hover { transform: translateY(-6px); box-shadow: 0 30px 60px -25px rgba(42, 141, 193, .45); }
.pillar__img { position: relative; overflow: hidden; aspect-ratio: 4 / 3; }
.pillar__img::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 45%, var(--bg-3)); }
.pillar__img img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease); }
.pillar:hover .pillar__img img { transform: scale(1.07); }
.pillar__body { position: relative; padding: 4px 26px 28px; }
.pillar__num { position: absolute; right: 22px; top: -34px; font: 800 3.6rem/1 var(--font-head); color: transparent; -webkit-text-stroke: 1px rgba(124, 203, 240, .45); }
.pillar h3 { display: flex; align-items: center; gap: 10px; font: 800 1.6rem/1 var(--font-head); text-transform: uppercase; margin-bottom: 12px; }
.pillar h3 .ic { color: var(--ice); }
.pillar p { color: var(--muted); }

.services { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.service { padding: 26px 22px; }
.service__ic {
  display: grid; place-items: center; width: 50px; height: 50px; border-radius: 14px; margin-bottom: 16px;
  background: linear-gradient(135deg, rgba(42, 141, 193, .3), rgba(42, 141, 193, .06));
  border: 1px solid var(--line-2); color: var(--ice);
  box-shadow: 0 0 24px -8px rgba(42, 141, 193, .7);
}
.service__ic .ic { width: 24px; height: 24px; }
.service h3 { font: 700 1.1rem/1.2 var(--font-head); margin-bottom: 8px; }
.service p { color: var(--muted); font-size: .92rem; margin: 0; }

/* instalação — passos técnicos */
.steps-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; counter-reset: s; }
.tech { padding: 22px 18px; }
.tech__n { display: block; font: 800 2rem/1 var(--font-head); color: transparent; -webkit-text-stroke: 1px var(--ice); margin-bottom: 14px; }
.tech h3 { font: 700 1.02rem/1.2 var(--font-head); margin-bottom: 8px; }
.tech p { font-size: .88rem; color: var(--muted); margin: 0; }
.tech::before { /* barra de "progresso" ao passar o mouse */
  content: ""; position: absolute; left: 0; top: 0; height: 2px; width: 100%;
  background: linear-gradient(90deg, var(--cyan), var(--ice));
  transform: scaleX(.18); transform-origin: left; transition: transform .5s var(--ease);
}
.tech:hover::before { transform: scaleX(1); }

.compare { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; margin-top: 48px; }
.compare__col { padding: 30px; }
.compare__col h3 { display: flex; align-items: center; gap: 10px; font: 800 1.35rem/1.1 var(--font-head); text-transform: uppercase; margin-bottom: 20px; }
.compare__col ul { display: grid; gap: 12px; }
.compare__col li { display: flex; gap: 10px; align-items: flex-start; }
.compare__col li .ic { width: 22px; height: 22px; padding: 4px; border-radius: 50%; margin-top: 1px; }
.compare__col--bad { opacity: .88; }
.compare__col--bad h3 { color: #c9a3a3; }
.compare__col--bad li { color: var(--muted); }
.compare__col--bad li .ic { background: rgba(214, 90, 90, .15); color: #e08080; }
.compare__col--good h3 { color: #fff; }
.compare__col--good h3 .ic { color: var(--ice); }
.compare__col--good li .ic { background: rgba(42, 141, 193, .25); color: var(--ice); }

/* PMOC */
.pmoc__grid { display: grid; grid-template-columns: .85fr 1.15fr; gap: clamp(36px, 6vw, 72px); align-items: center; }
.pmoc__media { position: relative; border-radius: var(--radius-lg); }
.pmoc__media img { border-radius: var(--radius-lg); width: 100%; aspect-ratio: 4 / 5; object-fit: cover; box-shadow: 0 40px 80px -30px rgba(0, 0, 0, .9); border: 1px solid var(--line); }
.pmoc__law { position: absolute; right: -18px; bottom: 30px; max-width: 240px; padding: 18px 20px; border-radius: 18px; }
.pmoc__law span { font: 600 .7rem/1 var(--font-head); letter-spacing: .18em; text-transform: uppercase; color: var(--ice); }
.pmoc__law strong { display: block; font: 800 2rem/1.1 var(--font-head); margin: 6px 0; }
.pmoc__law small { display: block; color: #c3ccd5; font-size: .8rem; line-height: 1.4; }
.pmoc__copy > p { color: #c3ccd5; }
.pmoc__list { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 18px; margin-bottom: 26px; }
.pmoc__list li { display: flex; gap: 10px; align-items: flex-start; font-size: .94rem; }
.pmoc__list .ic { color: var(--ice); margin-top: 2px; }
.who { margin-bottom: 30px; }
.who__title { font: 600 .78rem/1 var(--font-head); letter-spacing: .18em; text-transform: uppercase; color: var(--muted); margin-bottom: 12px; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; }
.tags li { padding: 7px 13px; border-radius: 999px; font-size: .84rem; background: rgba(42, 141, 193, .1); border: 1px solid var(--line-2); color: var(--frost); }

.pmoc__why { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-top: 64px; }
.why { padding: 26px 22px; }
.why > .ic { width: 34px; height: 34px; color: var(--ice); margin-bottom: 14px; }
.why h3 { font: 700 1.1rem/1.2 var(--font-head); margin-bottom: 8px; }
.why p { color: var(--muted); font-size: .9rem; margin: 0; }

/* manutenção */
.maint { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.maint__card { padding: 32px; border-radius: var(--radius-lg); }
.maint__card header { display: flex; align-items: center; gap: 16px; margin-bottom: 22px; }
.maint__card h3 { font: 800 1.45rem/1.1 var(--font-head); text-transform: uppercase; }
.maint__card header p { margin: 4px 0 0; color: var(--muted); font-size: .9rem; }
.maint__ic { display: grid; place-items: center; width: 58px; height: 58px; border-radius: 16px; background: linear-gradient(135deg, #37a6dc, #1a6d99); box-shadow: 0 12px 30px -10px rgba(42, 141, 193, .8); flex-shrink: 0; }
.maint__ic--alt { background: linear-gradient(135deg, var(--steel), var(--slate)); box-shadow: 0 12px 30px -10px rgba(0, 0, 0, .8); }
.maint__ic .ic { width: 28px; height: 28px; }
.maint__card ul { display: grid; gap: 11px; margin-bottom: 22px; }
.maint__card li { display: flex; gap: 10px; align-items: flex-start; }
.maint__card li .ic { color: var(--ice); margin-top: 3px; width: 1.1em; height: 1.1em; }
.maint__note { display: flex; gap: 10px; align-items: center; margin: 0; padding: 12px 14px; border-radius: 12px; background: rgba(42, 141, 193, .1); border: 1px solid var(--line-2); font-size: .88rem; color: var(--frost); }
.maint__note .ic { color: var(--ice); }

.signs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.sign { display: grid; grid-template-columns: auto 1fr; column-gap: 14px; row-gap: 2px; padding: 20px; align-items: center; }
.sign > .ic { grid-row: span 2; width: 44px; height: 44px; padding: 10px; border-radius: 12px; background: rgba(42, 141, 193, .14); color: var(--ice); }
.sign strong { font: 700 1.02rem/1.2 var(--font-head); }
.sign span { color: var(--muted); font-size: .87rem; line-height: 1.4; }

/* benefícios */
.benefits { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; background: var(--glass); }
.benefit { padding: 34px 30px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); transition: background-color .35s; }
.benefit:nth-child(3n) { border-right: 0; }
.benefit:nth-last-child(-n+3) { border-bottom: 0; }
.benefit:hover { background: rgba(42, 141, 193, .07); }
.benefit__ic { display: inline-grid; place-items: center; width: 52px; height: 52px; border-radius: 50%; margin-bottom: 16px; color: var(--ice); background: radial-gradient(circle, rgba(42, 141, 193, .35), rgba(42, 141, 193, .05) 70%); box-shadow: 0 0 0 1px var(--line-2); }
.benefit__ic .ic { width: 24px; height: 24px; }
.benefit h3 { font: 700 1.2rem/1.2 var(--font-head); margin-bottom: 8px; }
.benefit p { color: var(--muted); font-size: .93rem; margin: 0; }

/* ambientes */
.envs { display: grid; grid-template-columns: 1.1fr 1fr 1fr; grid-template-rows: 250px 250px; gap: 16px; }
.env { position: relative; margin: 0; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); }
.env--big { grid-row: span 2; }
.env--wide { grid-column: span 2; }
.env img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease); }
.env:hover img { transform: scale(1.06); }
.env::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 45%, rgba(13, 18, 22, .9)); }
.env figcaption {
  position: absolute; left: 14px; bottom: 14px; z-index: 1;
  display: inline-flex; align-items: center; gap: 8px;
  padding: 9px 14px; border-radius: 999px;
  background: rgba(13, 18, 22, .55); border: 1px solid rgba(255, 255, 255, .14);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  font: 600 .88rem/1 var(--font-head);
}
.env figcaption .ic { color: var(--ice); }
.env-list { display: grid; grid-template-columns: repeat(8, 1fr); gap: 12px; margin-top: 18px; }
.env-list li { display: flex; flex-direction: column; align-items: center; gap: 8px; padding: 16px 8px; border-radius: 14px; font: 600 .85rem/1 var(--font-head); text-align: center; transition: transform .3s var(--ease), border-color .3s; }
.env-list li:hover { transform: translateY(-3px); border-color: var(--line-2); }
.env-list .ic { width: 26px; height: 26px; color: var(--ice); }

/* calculadora */
.calc { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(36px, 6vw, 72px); align-items: center; }
.calc__copy > p { color: #c3ccd5; }
.calc__box { padding: 30px; border-radius: var(--radius-lg); display: grid; gap: 22px; }
.field { margin: 0; padding: 0; border: 0; }
.field label, .field legend { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; flex-wrap: wrap; font: 600 .95rem/1.2 var(--font-head); margin-bottom: 12px; }
.field small { font-family: var(--font-body); font-weight: 400; color: var(--muted); font-size: .78rem; margin-right: auto; }
.field output { font: 800 1.1rem/1 var(--font-head); color: var(--ice); min-width: 64px; text-align: right; }

input[type="range"] { -webkit-appearance: none; appearance: none; width: 100%; height: 8px; border-radius: 8px; outline: none; background: linear-gradient(90deg, var(--cyan) 0 var(--p, 50%), rgba(255, 255, 255, .1) var(--p, 50%) 100%); }
input[type="range"]::-webkit-slider-thumb { -webkit-appearance: none; width: 24px; height: 24px; border-radius: 50%; background: radial-gradient(circle at 35% 35%, #fff, var(--frost) 40%, var(--ice)); border: 3px solid var(--cyan); box-shadow: 0 0 0 6px rgba(42, 141, 193, .18), 0 4px 10px rgba(0, 0, 0, .5); cursor: grab; transition: transform .2s; }
input[type="range"]::-webkit-slider-thumb:hover { transform: scale(1.12); }
input[type="range"]::-moz-range-thumb { width: 20px; height: 20px; border-radius: 50%; background: var(--frost); border: 3px solid var(--cyan); box-shadow: 0 0 0 6px rgba(42, 141, 193, .18); cursor: grab; }
input[type="range"]:focus-visible { outline: 2px solid var(--ice); outline-offset: 6px; }

.seg { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.seg legend { grid-column: 1 / -1; float: left; width: 100%; }
.seg label { margin: 0; display: block; }
.seg input { position: absolute; opacity: 0; pointer-events: none; }
.seg span { display: flex; align-items: center; justify-content: center; gap: 8px; min-height: 48px; padding: 10px; border-radius: 12px; border: 1px solid var(--line); background: rgba(255, 255, 255, .03); font: 600 .88rem/1.2 var(--font-body); color: var(--muted); cursor: pointer; transition: all .25s; text-align: center; }
.seg input:checked + span { color: #fff; border-color: var(--cyan); background: rgba(42, 141, 193, .18); box-shadow: 0 0 20px -6px rgba(42, 141, 193, .7); }
.seg input:focus-visible + span { outline: 2px solid var(--ice); outline-offset: 2px; }
.seg .ic { color: var(--ice); }

.calc__result { text-align: center; padding: 22px; border-radius: 18px; background: radial-gradient(120% 120% at 50% 0%, rgba(42, 141, 193, .28), rgba(13, 18, 22, .6)); border: 1px solid var(--line-2); }
.calc__label { font: 600 .72rem/1 var(--font-head); letter-spacing: .2em; text-transform: uppercase; color: var(--muted); }
.calc__result strong { display: block; font: 800 clamp(2.4rem, 5vw, 3.2rem)/1.1 var(--font-head); margin: 6px 0; background: linear-gradient(180deg, #fff, var(--ice)); -webkit-background-clip: text; background-clip: text; color: transparent; font-variant-numeric: tabular-nums; }
.calc__result small { font-size: .4em; letter-spacing: .1em; }
.calc__suggest { color: #c3ccd5; font-size: .92rem; }
.calc__suggest b { color: var(--ice); }

/* timeline */
.timeline { position: relative; display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; }
.timeline::before { content: ""; position: absolute; top: 32px; left: 10%; right: 10%; height: 2px; background: linear-gradient(90deg, transparent, var(--cyan), var(--ice), var(--cyan), transparent); opacity: .6; }
.timeline li { position: relative; text-align: center; padding: 0 6px; }
.timeline__dot {
  position: relative; display: grid; place-items: center; width: 64px; height: 64px; margin: 0 auto 18px; border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, #37a6dc, #134e6d);
  box-shadow: 0 0 0 6px var(--bg), 0 0 0 7px var(--line-2), 0 12px 30px -8px rgba(42, 141, 193, .8);
}
.timeline__dot .ic { width: 26px; height: 26px; }
.timeline h3 { font: 700 1.08rem/1.2 var(--font-head); margin-bottom: 8px; }
.timeline p { color: var(--muted); font-size: .9rem; margin: 0; }

/* galeria */
.filters { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-bottom: 32px; }
.filter { padding: 10px 18px; border-radius: 999px; border: 1px solid var(--line); background: rgba(255, 255, 255, .03); font: 600 .85rem/1 var(--font-head); letter-spacing: .04em; color: var(--muted); transition: all .25s; }
.filter:hover { color: #fff; border-color: var(--line-2); }
.filter.is-active { color: #fff; background: linear-gradient(135deg, #37a6dc, #1a6d99); border-color: transparent; box-shadow: var(--glow); }

.gallery { columns: 3 280px; column-gap: 16px; }
.g-item { break-inside: avoid; margin: 0 0 16px; position: relative; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); transition: opacity .35s, transform .35s; }
.g-item.is-hidden { display: none; }
.g-item button { display: block; width: 100%; padding: 0; border: 0; background: none; cursor: zoom-in; }
.g-item img { width: 100%; transition: transform .8s var(--ease), filter .5s; }
.g-item:hover img { transform: scale(1.05); filter: brightness(1.08); }
.g-item figcaption {
  position: absolute; left: 12px; right: 12px; bottom: 12px;
  padding: 10px 14px; border-radius: 12px; pointer-events: none;
  background: rgba(13, 18, 22, .6); border: 1px solid rgba(255, 255, 255, .12);
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
  font: 600 .88rem/1.2 var(--font-head);
  transform: translateY(8px); opacity: 0; transition: all .35s var(--ease);
}
.g-item:hover figcaption, .g-item:focus-within figcaption { transform: none; opacity: 1; }

/* lightbox */
.lightbox { position: fixed; inset: 0; z-index: 300; display: grid; place-items: center; padding: 60px 70px; background: rgba(6, 9, 11, .92); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); animation: fade .25s; }
.lightbox[hidden] { display: none; }
.lightbox figure { margin: 0; max-width: 100%; max-height: 100%; display: grid; gap: 12px; justify-items: center; }
.lightbox img { max-height: calc(100svh - 150px); width: auto; border-radius: 14px; box-shadow: 0 30px 80px rgba(0, 0, 0, .8); }
.lightbox figcaption { font: 600 1rem/1.2 var(--font-head); color: var(--frost); }
.lightbox button { position: absolute; display: grid; place-items: center; width: 50px; height: 50px; border-radius: 50%; border: 1px solid rgba(255, 255, 255, .18); background: rgba(255, 255, 255, .06); color: #fff; transition: background-color .2s; }
.lightbox button:hover { background: var(--cyan); }
.lightbox__close { top: 16px; right: 16px; }
.lightbox__nav { top: 50%; translate: 0 -50%; }
.lightbox__prev { left: 14px; }
.lightbox__prev .ic { transform: rotate(180deg); }
.lightbox__next { right: 14px; }
@keyframes fade { from { opacity: 0; } }

/* marcas */
.brands-sec .subtitle--center { margin-top: 0; }
.brands { overflow: hidden; -webkit-mask: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); mask: linear-gradient(90deg, transparent, #000 12%, #000 88%, transparent); }
.brands__track { display: flex; gap: 18px; width: max-content; animation: marquee 40s linear infinite; }
.brands:hover .brands__track { animation-play-state: paused; }
.brands span {
  padding: 16px 30px; border-radius: 14px;
  font: 800 1.35rem/1 var(--font-head); letter-spacing: .06em; text-transform: uppercase;
  color: #8995a1; background: var(--glass); border: 1px solid var(--line);
  transition: color .3s, border-color .3s, text-shadow .3s;
}
.brands span:hover { color: #fff; border-color: var(--line-2); text-shadow: 0 0 18px rgba(124, 203, 240, .8); }

/* compromissos */
.promises { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.promise { padding: 28px 26px; }
.promise > span { display: inline-block; font: 800 .85rem/1 var(--font-head); color: var(--ice); padding: 6px 10px; border-radius: 8px; background: rgba(42, 141, 193, .14); margin-bottom: 16px; letter-spacing: .1em; }
.promise h3 { font: 700 1.22rem/1.2 var(--font-head); margin-bottom: 8px; }
.promise p { color: var(--muted); font-size: .93rem; margin: 0; }

/* área */
.area { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(36px, 6vw, 72px); align-items: center; }
.area__copy > p { color: #c3ccd5; }
.contact-list { display: grid; gap: 12px; margin-top: 26px; }
.contact-list li { display: flex; align-items: center; gap: 14px; padding: 14px 16px; border-radius: 14px; background: var(--glass); border: 1px solid var(--line); }
.contact-list li > .ic { width: 42px; height: 42px; padding: 10px; border-radius: 12px; background: rgba(42, 141, 193, .16); color: var(--ice); }
.contact-list span { display: block; font-size: .76rem; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.contact-list a, .contact-list strong { font: 700 1.05rem/1.3 var(--font-head); color: #fff; }
.contact-list a:hover { color: var(--ice); }

.radar { position: relative; aspect-ratio: 1; width: min(100%, 480px); justify-self: center; border-radius: 50%; overflow: hidden; }
.radar__rings i { position: absolute; inset: calc(var(--i, 0) * 12%); border-radius: 50%; border: 1px solid rgba(124, 203, 240, .16); }
.radar__rings i:nth-child(1) { --i: 0; }
.radar__rings i:nth-child(2) { --i: 1; }
.radar__rings i:nth-child(3) { --i: 2; }
.radar__rings i:nth-child(4) { --i: 3; }
.radar::before, .radar::after { content: ""; position: absolute; background: rgba(124, 203, 240, .12); }
.radar::before { left: 50%; top: 0; bottom: 0; width: 1px; }
.radar::after { top: 50%; left: 0; right: 0; height: 1px; }
.radar__sweep { position: absolute; inset: 0; border-radius: 50%; background: conic-gradient(from 0deg, rgba(42, 141, 193, .45), rgba(42, 141, 193, 0) 70deg, transparent); animation: spin 6s linear infinite; }
.radar__center { position: absolute; left: 50%; top: 50%; translate: -50% -50%; z-index: 2; display: grid; justify-items: center; gap: 2px; text-align: center; }
.radar__center .ic { width: 44px; height: 44px; padding: 10px; border-radius: 50%; color: #fff; background: linear-gradient(135deg, #37a6dc, #1a6d99); box-shadow: 0 0 0 8px rgba(42, 141, 193, .2), 0 0 40px rgba(42, 141, 193, .9); margin-bottom: 8px; }
.radar__center strong { font: 800 1.3rem/1 var(--font-head); text-transform: uppercase; }
.radar__center span { font-size: .8rem; color: var(--muted); }
.radar__blip { position: absolute; left: var(--x); top: var(--y); z-index: 2; display: inline-flex; align-items: center; gap: 6px; font: 600 .74rem/1 var(--font-head); letter-spacing: .06em; color: var(--frost); white-space: nowrap; }
.radar__blip::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--ice); box-shadow: 0 0 0 0 rgba(124, 203, 240, .7); animation: ping 2.4s infinite; }
.radar__blip:nth-of-type(2n)::before { animation-delay: .8s; }
.radar__blip:nth-of-type(3n)::before { animation-delay: 1.6s; }

/* FAQ */
.faq__list { max-width: 880px; margin: 0 auto; display: grid; gap: 12px; }
.qa { border-radius: 16px; transition: border-color .3s, background-color .3s; }
.qa[open] { border-color: var(--line-2); background: linear-gradient(145deg, rgba(42, 141, 193, .1), rgba(255, 255, 255, .02)); }
.qa summary { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 20px 22px; cursor: pointer; list-style: none; font: 600 1.05rem/1.35 var(--font-head); }
.qa summary::-webkit-details-marker { display: none; }
.qa summary .ic { width: 30px; height: 30px; padding: 6px; border-radius: 50%; background: rgba(42, 141, 193, .16); color: var(--ice); transition: transform .35s var(--ease), background-color .3s; }
.qa[open] summary .ic { transform: rotate(45deg); background: var(--cyan); color: #fff; }
.qa__a { padding: 0 22px 20px; color: #bcc6cf; }
.qa__a p { margin: 0; }
.qa__a a { color: var(--ice); text-decoration: underline; text-underline-offset: 3px; }

/* CTA final */
.cta__box { position: relative; overflow: hidden; text-align: center; padding: clamp(40px, 7vw, 80px) clamp(22px, 5vw, 60px); border-radius: 32px;
  background: radial-gradient(80% 120% at 50% 0%, rgba(42, 141, 193, .35), rgba(13, 18, 22, .2) 60%), var(--glass-strong); }
.cta__snow { position: absolute; right: -60px; top: -60px; color: rgba(124, 203, 240, .08); pointer-events: none; }
.cta__snow .ic { width: 320px; height: 320px; stroke-width: .8; animation: spin 40s linear infinite; }
.cta__logo { width: min(340px, 80%); margin: 0 auto 26px; filter: drop-shadow(0 10px 30px rgba(42, 141, 193, .35)); }
.cta__box .title { max-width: 780px; margin-inline: auto; }
.cta__box > p { color: #c3ccd5; font-size: 1.08rem; max-width: 560px; margin: 0 auto 32px; }
.cta__actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; padding-bottom: 20px; }

/* rodapé */
.footer { position: relative; border-top: 1px solid var(--line); background: linear-gradient(180deg, var(--bg-2), #080b0e); padding-top: 64px; }
.footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 48px; }
.footer__brand img { width: 240px; margin-bottom: 18px; }
.footer__brand p { color: var(--muted); font-size: .92rem; max-width: 340px; }
.footer__slogan { font: 700 1rem/1.2 var(--font-head) !important; color: var(--ice) !important; letter-spacing: .04em; }
.footer__col { display: flex; flex-direction: column; gap: 10px; }
.footer__col h3 { font: 700 .8rem/1 var(--font-head); letter-spacing: .18em; text-transform: uppercase; color: #fff; margin-bottom: 8px; }
.footer__col a, .footer__col span { display: inline-flex; align-items: center; gap: 8px; color: var(--muted); font-size: .92rem; transition: color .2s; }
.footer__col a:hover { color: var(--ice); }
.footer__col .ic { color: var(--ice); }
.footer__bottom { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px; padding: 22px 0 calc(22px + env(safe-area-inset-bottom)); border-top: 1px solid var(--line); }
.footer__bottom p { margin: 0; color: #6f7b86; font-size: .85rem; }
.footer__top { display: inline-flex; align-items: center; gap: 6px; font-size: .85rem; color: var(--muted); }
.footer__top:hover { color: var(--ice); }

/* WhatsApp flutuante */
.wa-float {
  position: fixed; right: 20px; bottom: calc(20px + env(safe-area-inset-bottom)); z-index: 90;
  display: grid; place-items: center; width: 62px; height: 62px; border-radius: 50%;
  color: #fff; background: linear-gradient(135deg, #2fd46e, #128c4a);
  box-shadow: 0 14px 34px -8px rgba(18, 140, 74, .8), inset 0 1px 0 rgba(255, 255, 255, .35);
  transition: transform .3s var(--ease);
}
.wa-float::before { content: ""; position: absolute; inset: 0; border-radius: 50%; border: 2px solid #2fd46e; animation: ring 2.4s infinite; }
@keyframes ring { from { transform: scale(1); opacity: .8; } to { transform: scale(1.6); opacity: 0; } }
.wa-float:hover { transform: scale(1.08); }
.wa-float .ic { width: 32px; height: 32px; }
.wa-float__tip {
  position: absolute; right: 74px; white-space: nowrap;
  padding: 8px 14px; border-radius: 10px;
  background: rgba(13, 18, 22, .9); border: 1px solid var(--line);
  font: 600 .82rem/1 var(--font-head);
  opacity: 0; transform: translateX(8px); transition: all .3s var(--ease); pointer-events: none;
}
.wa-float:hover .wa-float__tip { opacity: 1; transform: none; }

/* ---------------------------------------------------------------- animação de entrada */
[data-reveal] { opacity: 0; transform: translateY(26px); transition: opacity .8s var(--ease), transform .8s var(--ease); transition-delay: var(--d, 0s); }
[data-reveal].is-in { opacity: 1; transform: none; }

/* ---------------------------------------------------------------- responsivo */
@media (max-width: 1180px) {
  .nav a:not(.btn) { padding: 10px 8px; font-size: .82rem; }
  .brand__txt { display: none; }
  .steps-grid { grid-template-columns: repeat(3, 1fr); }
  .services { grid-template-columns: repeat(2, 1fr); }
  .env-list { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 1024px) {
  :root { --header-h: 68px; }
  .burger { display: block; }
  .header__cta { display: inline-flex; }
  .nav {
    position: fixed; inset: var(--header-h) 0 auto; z-index: 99;
    flex-direction: column; align-items: stretch; gap: 2px;
    padding: 14px 16px 22px;
    max-height: calc(100svh - var(--header-h)); overflow-y: auto;
    background: rgba(13, 18, 22, .96);
    -webkit-backdrop-filter: blur(16px); backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--line);
    transform: translateY(-8px); opacity: 0; visibility: hidden;
    transition: all .3s var(--ease);
  }
  .nav.is-open { transform: none; opacity: 1; visibility: visible; }
  .nav a:not(.btn) { padding: 14px 8px; font-size: 1rem; border-bottom: 1px solid var(--line); }
  .nav a:not(.btn)::after { display: none; }
  .nav__cta { margin: 14px 0 0; min-height: 50px; }
  .header.menu-open { background: rgba(13, 18, 22, .96); }

  .hero__inner { grid-template-columns: 1fr; }
  .remote { justify-self: start; }
  .pillars { grid-template-columns: 1fr; max-width: 560px; margin-inline: auto; }
  .pillar { display: grid; grid-template-columns: 1fr; }
  .pmoc__why { grid-template-columns: repeat(2, 1fr); }
  .timeline { grid-template-columns: 1fr; gap: 0; max-width: 560px; margin: 0 auto; }
  .timeline::before { left: 31px; right: auto; top: 10px; bottom: 10px; width: 2px; height: auto; background: linear-gradient(180deg, var(--cyan), var(--ice), var(--cyan)); }
  .timeline li { display: grid; grid-template-columns: 64px 1fr; column-gap: 18px; text-align: left; padding: 0 0 26px; }
  .timeline__dot { grid-row: span 2; margin: 0; }
  .timeline h3 { align-self: end; margin-top: 10px; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 860px) {
  .hero { min-height: auto; padding: calc(var(--header-h) + 24px) 0 70px; }
  .hero__bg { inset: 0 0 auto; width: 100%; height: 64svh; }
  .hero__bg img { object-position: 50% 0%; }
  .hero__shade {
    background:
      linear-gradient(180deg, rgba(13, 18, 22, .6) 0, rgba(13, 18, 22, 0) 12svh, rgba(13, 18, 22, .1) 28svh, rgba(13, 18, 22, .75) 46svh, var(--bg) 62svh),
      radial-gradient(80% 50% at 50% 30%, rgba(42, 141, 193, .18), transparent 70%);
  }
  .hero__copy { padding-top: 38svh; }
  .hero__scroll { display: none; }
  .remote { justify-self: stretch; width: 100%; max-width: 380px; margin: 16px auto 0; }
  .remote__badge { left: 16px; right: auto; bottom: -22px; }

  .stats { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .about, .pmoc__grid, .calc, .area, .maint, .compare { grid-template-columns: 1fr; }
  .about__media { max-width: 460px; margin: 0 auto 10px; width: calc(100% - 18px); }
  .pmoc__media { max-width: 460px; margin: 0 auto; width: calc(100% - 18px); }
  .pmoc__law { right: -10px; bottom: -28px; max-width: 220px; padding: 14px 16px; }
  .pmoc__law strong { font-size: 1.6rem; }
  .pmoc__media { margin-bottom: 36px; }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .signs { grid-template-columns: 1fr 1fr; }
  .benefits { grid-template-columns: 1fr 1fr; }
  .benefit:nth-child(3n) { border-right: 1px solid var(--line); }
  .benefit:nth-child(2n) { border-right: 0; }
  .benefit:nth-last-child(-n+3) { border-bottom: 1px solid var(--line); }
  .benefit:nth-last-child(-n+2) { border-bottom: 0; }
  .envs { grid-template-columns: 1fr 1fr; grid-template-rows: 300px 200px 200px; }
  .env--big { grid-row: auto; grid-column: span 2; }
  .env--wide { grid-column: span 2; }
  .promises { grid-template-columns: 1fr 1fr; }
  .lightbox { padding: 60px 12px 80px; }
  .lightbox__nav { top: auto; bottom: 14px; translate: none; }
  .lightbox__prev { left: calc(50% - 60px); }
  .lightbox__next { right: calc(50% - 60px); }
}

@media (max-width: 560px) {
  .btn { white-space: normal; text-align: center; line-height: 1.2; padding-block: 10px; }
  .header__cta span { display: none; }
  .header__cta { width: 44px; padding: 0; }
  .brand img { height: 34px; }
  .hero__actions .btn { width: 100%; }
  .hero__main { font-size: clamp(2.4rem, 12vw, 3.2rem); }
  .btn--mirror { -webkit-box-reflect: unset; }
  .services, .steps-grid, .signs, .pmoc__why, .promises, .benefits { grid-template-columns: 1fr; }
  .benefit { border-right: 0 !important; border-bottom: 1px solid var(--line) !important; }
  .benefit:last-child { border-bottom: 0 !important; }
  .pmoc__list { grid-template-columns: 1fr; }
  .env-list { grid-template-columns: repeat(2, 1fr); }
  .envs { grid-template-columns: 1fr; grid-template-rows: none; grid-auto-rows: 230px; }
  .env--big, .env--wide { grid-column: auto; }
  .env--big { grid-row: span 1; }
  .footer__grid { grid-template-columns: 1fr; gap: 30px; }
  .cta__actions .btn { width: 100%; }
  .gallery { columns: 2 140px; column-gap: 10px; }
  .g-item { margin-bottom: 10px; }
  .g-item figcaption { display: none; }
  .radar__blip { font-size: .64rem; }
  .compare__col, .maint__card, .calc__box { padding: 22px; }
  .wa-float { width: 56px; height: 56px; right: 14px; }
  .about__tag { left: 0; }
}

@media (hover: none) {
  .spot:hover, .pillar:hover { transform: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition-duration: .01ms !important; }
  [data-reveal] { opacity: 1; transform: none; }
  .hero__particles { display: none; }
}